ultra deep well是什么意思 ultra deep well怎么读
ultra deep well的用法和样例
- Abstract With the increase of the coiled tubing works in high pressure and deep wells, the coiled tubing collapse pressure become more and more important in coiled tubing works.
随着连续油管在高压井和超深井中作业次数的增多，连续油管的压力挤毁问题日益突出。
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